Across
- 5. straight line from the center to the perimeter
- 6. space between two lines or planes that intersect
- 7. length of the closed curve of a circle
- 10. line enclosing a plane area
Down
- 1. being everywhere equidistant from the ends of a line or
- 2. a point equidistant from the ends of a line or the extremites of a figure
- 3. Corresponding in character or kind
- 4. be at an angle
- 8. Relating to or situated to or situated in or extending toward the middle
- 9. Property by the space between two objects